explain select i_brand_id brand_id, i_brand brand, sum(ss_ext_sales_price) ext_price from date_dim, store_sales, item where date_dim.d_date_sk = store_sales.ss_sold_date_sk and store_sales.ss_item_sk = item.i_item_sk and i_manager_id=36 and d_moy=12 and d_year=2001 group by i_brand, i_brand_id order by ext_price desc, i_brand_id limit 100 ;
